/ ˌjuː ˌpiː ˌviː ˈsiː; NAmE / noun
[ U ] a strong plastic used to make window frames and pipes (the abbreviation for 'unplasticized polyvinyl chloride')
/ ˌjuː ˌpiː ˌviː ˈsiː; NAmE / noun
[ U ] a strong plastic used to make window frames and pipes (the abbreviation for 'unplasticized polyvinyl chloride')
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005